Air Miles Calculator

Distance between Spokane, WA (GEG) and Alpena, MI (APN)

Flight distance from Spokane to Alpena (Spokane International Airport – Alpena County Regional Airport) is 1621 miles / 2609 kilometers / 1409 nautical miles. Estimated flight time is 3 hours 34 minutes.

Driving distance from Spokane (GEG) to Alpena (APN) is 1992 miles / 3206 kilometers and travel time by car is about 34 hours 32 minutes.

Map of flight path and driving directions from Spokane to Alpena.

Shortest flight path between Spokane International Airport (GEG) and Alpena County Regional Airport (APN).

How far is Alpena from Spokane?

There are several ways to calculate distances between Spokane and Alpena. Here are two common methods:

Vincenty's formula (applied above)
  • 1621.273 miles
  • 2609.186 kilometers
  • 1408.848 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 1616.683 miles
  • 2601.800 kilometers
  • 1404.860 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

Airport information


A Spokane International Airport
City: Spokane, WA
Country: United States Flag of United States
IATA Code: GEG
ICAO Code: KGEG
Coordinates: 47°37′11″N, 117°32′2″W

B Alpena County Regional Airport
City: Alpena, MI
Country: United States Flag of United States
IATA Code: APN
ICAO Code: KAPN
Coordinates: 45°4′41″N, 83°33′37″W

Time difference and current local times

The time difference between Spokane and Alpena is 3 hours. Alpena is 3 hours ahead of Spokane.

Time Difference

Spokane, WA

 PST

Alpena, MI

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 187 kg (413 pounds).

Frequent Flyer Miles Calculator

Spokane (GEG) → Alpena (APN).

Distance:
1621
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1621

Round trip?